RECONFIGURABLE INTEGRATED RF FRONT-END FOR DUAL-BAND WLAN TRANSCEIVERS

摘要

Systems and techniques relating to wireless communication devices and reconfigurable an integrated RF Front-End for dual-band WLAN transceivers include, according to an aspect, an integrated circuit chip comprising: radio frequency (RF) Front-End circuitry, wherein the RF Front-End circuitry comprises (i) an antenna input line configured to connect with one or more antennas of a wireless communication device, (ii) a transmitter input line, (ii) a first receiver output line, (iii) and a second receiver output line; harmonic trap circuitry coupled with the RF Front-End circuitry via the antenna input line, the harmonic trap circuitry being fully integrated on the integrated circuit chip.

主权项

1. An integrated circuit chip comprising:
radio frequency (RF) Front-End circuitry, wherein the RF Front-End circuitry comprises (i) an antenna input line configured to connect with one or more antennas of a wireless communication device, (ii) a transmitter input line, (ii) a first receiver output line, (iii) and a second receiver output line; harmonic trap circuitry coupled with the RF Front-End circuitry via the antenna input line, the harmonic trap circuitry being fully integrated on the integrated circuit chip; a transmitter configuration switch coupled between the harmonic trap circuitry and the RF Front-End circuitry via the transmitter input line, wherein the transmitter configuration switch is selectable to configure the integrated circuit chip for transmitting by connecting the transmitter input line with the antenna input line and the harmonic trap circuitry; a first receiver configuration switch coupled between the harmonic trap circuitry and the RF Front-End circuitry via the first receiver output line, wherein the first receiver configuration switch is selectable to configure the integrated circuit chip for receiving by connecting the first receiver output line with the harmonic trap circuitry and the antenna input line; and a second receiver configuration switch coupled between the harmonic trap circuitry and the RF Front-End circuitry via the second receiver output line, wherein the second receiver configuration switch is selectable to configure the integrated circuit chip for receiving by connecting the second receiver output line with the harmonic trap circuitry and the antenna input line.